Heart|Lab Grown|IGI

1.53ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818681477

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818681477

Diamond specifications and retailer prices

From $571 USD
As of October 30, 2026
Save $4,499 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,070 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818681477 or 818681477. Listed at 11 retailers as of October 30, 2026, with prices from $571 to $5,070, a $4,499 spread on the same certified stone. Do Amore Diamonds lists it at $5,070. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681477
Dimensions7.02 × 7.84 × 4.73 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.02 mm7.84 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681477
Side View
Table 58.0%Crown 35.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,070 USD|Low: $571 USD|High: $7,300 USD|Avg: $2,364 USD|-30.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$571 USD
Retailer 11$640 USD
Retailer 12$850 USD
Retailer 3$895 USD
Retailer 8$1,091 USD
Retailer 6$1,565 USD
Retailer 9$1,758 USD
Retailer 10$2,057 USD
Retailer 2$3,082 USD
Retailer 5$3,400 USD
Retailer 4$4,277 USD
Do Amore Diamonds$5,070 USD

24 data points across 12 retailers

11 retailers$571 USD to $5,070 USD

A
Cheapest Retailer
-
$571 USD
A
Retailer 2
-
$640 USD
View
A
Retailer 3
-
$850 USD
View
A
Retailer 4
-
$895 USD
View
A
Retailer 5
-
$1,091 USD
View
B+
Retailer 6
-
$1,565 USD
A$2,408 AUD
View
B+
Retailer 7
-
$1,758 USD
View
B+
Retailer 8
-
$2,057 USD
View
B
Retailer 9
-
$3,082 USD
£2,427 GBP
View
B
Retailer 10
-
$3,400 USD
View
Most Expensive
B
Do Amore Diamonds
27-D56858526 · Oct 31
$5,070 USD
View
10 more retailers have this diamond
Prices start from $571 USDSave up to $4,499 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.53ct Heart
$571 USD